package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;


@RestController
@Slf4j
@RequestMapping("/admin/dish")
@Api(tags = "菜品管理")
public class DishContraller {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping
    @ApiOperation("增加菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("增加菜品:{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);
        String key = "dish_" + dishDTO.getCategoryId();
        cleanCache(key);

        return Result.success();

    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @ApiOperation("分页查询分类")
    @GetMapping("/page")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("分页查询分类：{}", dishPageQueryDTO);
        PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }



    @ApiOperation("删除菜品")
    @DeleteMapping
    public  Result delete(@RequestParam List<Long> ids){
        log.info("删除菜品：{}", ids);
        dishService.deleteBatch(ids);
        cleanCache("dish_*");
        return Result.success();
    }


    @ApiOperation("根据id查询菜品")
    @GetMapping("/{id}")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品：{}", id);
        DishVO dishVO =dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }


    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }


    @ApiOperation("修改菜品")
    @PutMapping
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品：{}", dishDTO);
        dishService.updateWithFlavor(dishDTO);
        //清理缓存
        cleanCache("dish_*");
        return Result.success();
    }

    @ApiOperation("菜品的起售停售")
    @PostMapping("/status/{status}")
    public Result startOrStop(@PathVariable Integer status ,Long id){
        log.info("菜品的起售停售：{},{}", status,id);
        dishService.startOrStop(status,id);
        cleanCache("dish_*");
        return Result.success();
    }

    /**
     * 统一清理缓存
     * @param pattern
     */
    private void cleanCache(String pattern){
        Set keys=redisTemplate.keys(pattern);
        redisTemplate.delete(keys);

    }


}
